Joshua 5:11

And they will eat from the grain of the land from the morrow of the passover, unleavened and roasted in the self-same day.

Leviticus 23:14

And ye shall not eat bread, and parched, and early groats of grain, till the self-same day till that ye brought an offering to your God: a law forever to your generations, in all your dwellings

Exodus 12:18-20

In the first, in the fourteenth day of the month, in the evening, ye shall eat unleavened till the one and twentieth day of the month in the evening.

Exodus 13:6-7

Seven days shalt thou eat unleavened, and in the seventh day a festival to Jehovah.

Leviticus 23:6

And in the fifteenth day of that month the festival of unleavened to Jehovah: seven days shall ye eat unleavened.

Treasury of Scripture Knowledge

Summary

And they did eat of the old corn of the land on the morrow after the passover, unleavened cakes, and parched corn in the selfsame day.

General references

Bible References

Unleavened cakes

Exodus 12:18
In the first, in the fourteenth day of the month, in the evening, ye shall eat unleavened till the one and twentieth day of the month in the evening.
Exodus 13:6
Seven days shalt thou eat unleavened, and in the seventh day a festival to Jehovah.
Leviticus 23:6
And in the fifteenth day of that month the festival of unleavened to Jehovah: seven days shall ye eat unleavened.

General references

Leviticus 26:10
And ye ate of the old, being dry, and ye shall bring forth the old from before the new.